
Privacy-focused features like Apple's Private Relay are built on the promise of masking user data from both networks and service providers, so any flaw that exposes IP addresses undermines the core value proposition of the feature.
It's a useful reminder that privacy tooling, no matter how well-marketed, needs continuous security auditing the same way any other production system does - "privacy by default" is a moving target requiring ongoing vigilance, not a one-time guarantee.
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